<h1>评论</h1>
<p>
<% if blank?(@link.comments) %>
<% for comment in @link.comments %>
    <div class="url_comment">
    <span><%= link_to get_user_name(comment.user_id),"/u/"+get_user_name(comment.user_id) %>说, &nbsp;&nbsp;&nbsp;&nbsp;
    <%= format_date(comment.created_at) %></span>
    <p><%= comment.comment %></p>
    </div>
<% end %>
<% else %>
    暂无评论
<% end%>
</p>